<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style>
			p{
				color:red;
				background:#cccccc;
			}
		</style>
	</head>
	<body>
		<p>CSS从入门到精通</p>
		<h2>主讲：汤小洋</h2>
	</body>
</html>
